SAM7L128 Atmel Corporation, SAM7L128 Datasheet - Page 562

• Manufacturer Part Number: SAM7L128
• Manufacturer: Atmel Corporation

Specifications of SAM7L128

• Flash (kbytes): 128 Kbytes
• Pin Count: 144
• Max. Operating Frequency: 36 MHz
• Cpu: ARM7TDMI
• Hardware Qtouch Acquisition: No
• Max I/o Pins: 80
• Ext Interrupts: 80
• Usb Speed: No
• Usb Interface: No
• Spi: 1
• Twi (i2c): 1
• Uart: 3
• Segment Lcd: 40
• Graphic Lcd: No
• Video Decoder: No
• Camera Interface: No
• Adc Channels: 4
• Adc Resolution (bits): 10
• Adc Speed (ksps): 460
• Resistive Touch Screen: No
• Temp. Sensor: No
• Crypto Engine: No
• Sram (kbytes): 6
• Self Program Memory: YES
• Dram Memory: No
• Nand Interface: No
• Picopower: No
• Temp. Range (deg C): -40 to 85
• I/o Supply Class: 1.8/3.3
• Operating Voltage (vcc): 1.8 to 3.6
• Fpu: No
• Mpu / Mmu: no / no
• Timers: 3
• Output Compare Channels: 3
• Input Capture Channels: 3
• Pwm Channels: 4
• 32khz Rtc: Yes
• Calibrated Rc Oscillator: No

vi
AT91SAM7L128/64 Preliminary
30 Universal Synchronous Asynchronous Receiver Transceiver
31 Timer Counter (TC) .............................................................................. 419
32 Pulse Width Modulation Controller (PWM) ........................................ 453
33 Analog-to-Digital Converter (ADC) ..................................................... 473
(USART) ................................................................................................ 361
29.1
29.2
29.3
29.4
29.5
29.6
29.7
29.8
29.9
29.10
30.1
30.2
30.3
30.4
30.5
30.6
30.7
31.1
31.2
31.3
31.4
31.5
31.6
32.1
32.2
32.3
32.4
32.5
32.6
Overview ........................................................................................................319
List of Abbreviations ......................................................................................319
Block Diagram ...............................................................................................320
Application Block Diagram .............................................................................320
Product Dependencies ..................................................................................321
Functional Description ...................................................................................321
Master Mode ..................................................................................................323
Multi-master Mode .........................................................................................335
Slave Mode ....................................................................................................338
Two-wire Interface (TWI) User Interface .......................................................346
Overview ........................................................................................................361
Block Diagram ...............................................................................................362
Application Block Diagram .............................................................................363
I/O Lines Description ....................................................................................364
Product Dependencies ..................................................................................365
Functional Description ...................................................................................366
Universal Synchronous Asynchronous Receiver Transmitter
(USART) User Interface ...............................................................................397
Overview ........................................................................................................419
Block Diagram ...............................................................................................420
Pin Name List ................................................................................................421
Product Dependencies ..................................................................................421
Functional Description ...................................................................................422
Timer Counter (TC) User Interface ................................................................435
Overview ........................................................................................................453
Block Diagram ...............................................................................................453
I/O Lines Description .....................................................................................454
Product Dependencies ..................................................................................454
Functional Description ...................................................................................454
Pulse Width Modulation Controller (PWM) User Interface ............................463
DRAFT
6257A–ATARM–20-Feb-08